Montmirail

• Dentelles de Montmirail, a small chain of mountains in the Vaucluse department, southern France
• Montmirail, Marne, in the Marne department, France
• Battle of Montmirail, a battle fought in 1814 during the Six Days' Campaign of the Napoleonic Wars
• {{ill|Château de Montmirail (Marne)|fr}}, on the list of châteaux in Champagne-Ardenne
• Montmirail, Sarthe, in the Sarthe department, France
• {{ill|Château de Montmirail (Sarthe)|fr}}, on the list of châteaux in the Pays-de-la-Loire
• Montmirail, Neuchâtel, a hamlet near Neuchâtel, Switzerland

• Cécile de Montmirail (16th century), married to Antoine de La Rochefoucauld
• Jean de Montmirail (1165–1217), French nobleman who became a Cistercian monk
• Guillaume de Montmirail, French nobleman and first mayor of La Rochelle in 1199
• Renaud de Montmirail, French nobleman, member of the Fourth Crusade
• Godefroy de Montmirail, a fictional character in the French film Les Visiteurs

• The Battle of Montmirail, an 1822 painting by Horace Vernet

{{disambiguation|geo|surname}}